DOC partial sort for multiindex

Author: hayd

doc/source/v0.14.0.txt

@@ -436,6 +436,8 @@ Enhancements
 
 - ``quotechar``, ``doublequote``, and ``escapechar`` can now be specified when
   using ``DataFrame.to_csv`` (:issue:`5414`, :issue:`4528`)
+- Partially sort by only the specified levels of a MultiIndex with the
+  ``sort_remaining`` boolean kwarg. (:issue:`3984`)
 - Added a ``to_julian_date`` function to ``TimeStamp`` and ``DatetimeIndex``
   to convert to the Julian Date used primarily in astronomy. (:issue:`4041`)
 - ``DataFrame.to_stata`` will now check data for compatibility with Stata data types